. >> sometimes the facts are as clear as the southern california sky, but other times you have to know where to look to see the truth. this man has made a career of noticing what others do not. >> what's his reputation? >> meticulous investigator. just pores over the volume of evidence and found what others did not find. >> the evidence whisperer? >> correct. >> at night i went out dancing. >> does this man act guilty? does he know more than he's saying. >> i didn't know anything was going on, all right? >> what about this man? can you believe the story he's telling? >> i was supposed to pick her up twice and she was so out of character, she didn't show up on either day. >> the evidence whisperer wasn't present at either of those interviews, but watching them helped him solve the mystery of what happened to a vivacious young woman and bring answers to the mother who loved her. >> i was always proud of her. she was a real fighter. >> lindsay eckan arrived, the youngest of three. maybe that fighting spirit isn't visible in her photos, but her mother, nancy, says it was always there. she